Re: [Rd] named empty list

2010-06-04 Thread Hervé Pagès
Thanks Martin. H. Martin Maechler wrote: "HP" == Hervé Pagès on Thu, 03 Jun 2010 13:25:10 -0700 writes: HP> Hi, HP> I just realized that a named empty list is displayed the same HP> way as an empty list: >> list(aa=2:5)[0] HP> list() >> list() HP> list()

Re: [Rd] named empty list

2010-06-04 Thread Martin Maechler
> "HP" == Hervé Pagès > on Thu, 03 Jun 2010 13:25:10 -0700 writes: HP> Hi, HP> I just realized that a named empty list is displayed the same HP> way as an empty list: >> list(aa=2:5)[0] HP> list() >> list() HP> list() HP> For empty atomic vectors, the

[Rd] named empty list

2010-06-03 Thread Hervé Pagès
Hi, I just realized that a named empty list is displayed the same way as an empty list: > list(aa=2:5)[0] list() > list() list() For empty atomic vectors, the print method makes the difference: > c(aa=3L)[0] named integer(0) > integer(0) integer(0) Maybe lists could do that to